... back pockets. Lightweight, ultra thin, curved design.fashion wallet Front Pocket Wallet No more bulky wallet protruding from back pockets ... back pain? Specially-designed wallet matches the contour of your front pocket and frees you from unnecessary backaches. Ultra-slim ... bill holder, and a hidden pocket for extra cards.Our Front Pocket Wallet Solves Many Problems: Safety Worries, Sitting Discomfort, ...